From c191c13f3acb52126c77872f17e77d4107817cf0 Mon Sep 17 00:00:00 2001
From: Rasmus <rasmusbe@users.noreply.github.com>
Date: Thu, 26 Oct 2017 15:54:50 +0200
Subject: [PATCH] Telldus Live: Device without methods is a binary sensor
 (#10106)

Telldus Live reports binary sensors as devices without methods.
---
 .../components/binary_sensor/tellduslive.py   | 34 +++++++++++++++++++
 homeassistant/components/tellduslive.py       |  2 ++
 2 files changed, 36 insertions(+)
 create mode 100644 homeassistant/components/binary_sensor/tellduslive.py

diff --git a/homeassistant/components/binary_sensor/tellduslive.py b/homeassistant/components/binary_sensor/tellduslive.py
new file mode 100644
index 00000000000..e5d2d83fe47
--- /dev/null
+++ b/homeassistant/components/binary_sensor/tellduslive.py
@@ -0,0 +1,34 @@
+"""
+Support for binary sensors using Tellstick Net.
+
+This platform uses the Telldus Live online service.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/binary_sensor.tellduslive/
+
+"""
+import logging
+
+from homeassistant.components.tellduslive import TelldusLiveEntity
+from homeassistant.components.binary_sensor import BinarySensorDevice
+
+_LOGGER = logging.getLogger(__name__)
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Set up Tellstick sensors."""
+    if discovery_info is None:
+        return
+    add_devices(
+        TelldusLiveSensor(hass, binary_sensor)
+        for binary_sensor in discovery_info
+    )
+
+
+class TelldusLiveSensor(TelldusLiveEntity, BinarySensorDevice):
+    """Representation of a Tellstick sensor."""
+
+    @property
+    def is_on(self):
+        """Return true if switch is on."""
+        return self.device.is_on
diff --git a/homeassistant/components/tellduslive.py b/homeassistant/components/tellduslive.py
index 1f2b3720062..a0e1efbd75c 100644
--- a/homeassistant/components/tellduslive.py
+++ b/homeassistant/components/tellduslive.py
@@ -117,6 +117,8 @@ class TelldusLiveClient(object):
                 return 'cover'
             elif device.methods & TURNON:
                 return 'switch'
+            elif device.methods == 0:
+                return 'binary_sensor'
             _LOGGER.warning(
                 "Unidentified device type (methods: %d)", device.methods)
             return 'switch'